A.oil rings only
B.compression and scraper rings
C.cylinder liner sealings
D.cylinder liner ring grooves
您可能感興趣的試卷
你可能感興趣的試題
A.wrist pin bushings
B.compression rings
C.cylinder liner seals
D.cylinder liner sealing ring
A.Gasoline
B.Water
C.Lubricating oil
D.sulphur compounds
A.back clearance
B.side clearance
C.gap clearance
D.taper clearance
A.reduce fuel weight
B.increase specific gravity
C.separate fuel from lube oil
D.reduce fuel viscosity
A.valve guides
B.oil control rings
C.valve seats
D.compression rings
最新試題
If separating effect is not good, which measure should be taken （）
Using a file without a handle may result in （）
The cetane rating of diesel fuel is an indication of the （）
Which of the following items don’t belong to dock repair works?（）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
Diesel engine air start system check valves are opened by （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
A purge recovery system is used in a centrifugal air conditioning or refrigeration system to （）
The ISPS Code consists of a mandatory section-Part A, which shows（）